chore(deps): update redis docker tag to v7

Author: renovate[bot]

.github/workflows/tests.yml

@@ -16,7 +16,7 @@ jobs:
 
     services:
       redis:
-        image: redis:5.0-alpine
+        image: redis:7.0-alpine
         options: >-
           --health-cmd "redis-cli ping"
           --health-interval 10s